Drop filter engine frame



FIG. 1 is a perspective view of the drop filter engine frame accordingto an embodiment of the present invention;

FIG. 2 is a top view of the drop filter engine frame shown in FIG. 1;

FIG. 3 is a bottom view of the drop filter engine frame shown in FIG. 1;

FIG. 4 is a front view of the drop filter engine frame shown in FIG. 1;

FIG. 5 is a back view of the drop filter engine frame shown in FIG. 1;

FIG. 6 is a right side view of the drop filter engine frame shown inFIG. 1; and,

FIG. 7 is a left side view of the drop filter engine frame shown in FIG.1.

The broken lines in the Figures are for contextual purposes and form nopart of the claimed design.

CLAIM We claim the ornamental design for drop filter engine frame, asshown.